Home / 7,631.79-10,531.32-4,445.11

Finding the Fourth Proportional to 7,631.79, 10,531.32 and 4,445.11

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Solution

The fourth proportional to 7,631.79, 10,531.32 and 4,445.11 is: 6,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.79 : 10,531.32 = 4,445.11 : x
  2. Step 2: Convert to fraction form
    7,631.79/10,531.32 = 4,445.11/x
  3. Step 3: Cross multiply
    7,631.79x = 10,531.32 × 4,445.11
  4. Step 4: Simplify right side
    7,631.79x = 46,812,872.34
  5. Step 5: Solve for x
    x = 46,812,872.34/7,631.79
  6. Step 6: Final answer
    x = 6,133.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.